49677680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1354

約数の個数: 80

約数和(自身を含む): 127845984

約数和(自身を除く): 78168304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1291, 1480, 1924, 2405, 2582, 2960, 3848, 4810, 5164, 6455, 7696, 9620, 10328, 12910, 16783, 19240, 20656, 25820, 33566, 38480, 47767, 51640, 67132, 83915, 95534, 103280, 134264, 167830, 191068, 238835, 268528, 335660, 382136, 477670, 620971, 671320, 764272, 955340, 1241942, 1342640, 1910680, 2483884, 3104855, 3821360, 4967768, 6209710, 9935536, 12419420, 24838840, 49677680]

約数ペア:

[(1, 49677680), (2, 24838840), (4, 12419420), (5, 9935536), (8, 6209710), (10, 4967768), (13, 3821360), (16, 3104855), (20, 2483884), (26, 1910680), (37, 1342640), (40, 1241942), (52, 955340), (65, 764272), (74, 671320), (80, 620971), (104, 477670), (130, 382136), (148, 335660), (185, 268528), (208, 238835), (260, 191068), (296, 167830), (370, 134264), (481, 103280), (520, 95534), (592, 83915), (740, 67132), (962, 51640), (1040, 47767), (1291, 38480), (1480, 33566), (1924, 25820), (2405, 20656), (2582, 19240), (2960, 16783), (3848, 12910), (4810, 10328), (5164, 9620), (6455, 7696)]